May 2025
Intermediate to advanced
308 pages
6h 1m
English
Content preview from Docker Deep Dive - Fifth Edition
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1: Containers from 30,000 feet
Containers have taken over the world!
In this chapter, you’ll learn why we have containers, what they do for us, and where we can use them.
The bad old days
Applications are the powerhouse of every modern business. When applications break, businesses break.
Most applications run on servers, and in the past, we were limited to running one application per server. As a result, the story went something like this:
Every time a business needed a new application, it had to buy a new server. Unfortunately, we weren’t very good at modeling the performance requirements of new applications, and we had to guess. This resulted in businesses buying bigger, faster, and more expensive servers than necessary. After all, nobody ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.